LG KE990 Service Manual - Page 149
Interface Diagram
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6. BLOCK DIAGRAM 6.2 Interface Diagram AN T_SEL[2:0] DCS_PCS_TX GSM_TX [FEM] L MSP43QA 538 MURA TA [GSM PA M] TQM7M5003 Triquint GSM _PA_RA MP GSM_ PA _EN GSM_PA_BAN D DCS_PCS_TX GSM_TX GSM/DCS/PCS RX 3 [ ESM6270 ] RF_ON TX _ON [RF Tranceiver ] RT R6235 QCT TX_IP//IM, TX_QP//QM I_OUT I_OUT_N Q_OUT Q_OUT_N RX_IP//IM, RX_QP//QM I_IP_CH0 I_IM_CH0 Q_IP_CH0 Q_IM_CH0 SSBD T_RTR [Figure 2.2] KE990/KE990c Interface Diagram LGE Internal Use Only - 150 - Copyright © 2008 LG Electronics. Inc. All right reserved. Only for training and service purposes
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6. BLOCK DIAGRAM
6.2 Interface Diagram
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc.
All right reserved.
Only for training and service purposes
[ESM6270
]
TX_IP//IM, TX_QP//QM
[GSM PAM]
TQM7M5003
Triquint
GSM_PA_BAN D
DCS_PCS_TX
GSM_PA_EN
GSM_TX
[RF Tranceiver ]
RTR6235
QCT
3
[FEM]
LMSP43QA-
538
MURAT
A
DCS_PCS_T
X
GSM/DCS/PCS RX
ANT_SEL[2:0]
GSM_T
X
GSM _PA_RAMP
RX_IP//IM, RX_QP//Q
M
I_IP_CH0
I_IM_CH0
Q_IP_CH0
Q_IM_CH0
I_OUT
I_OUT_N
Q_OUT
Q_OUT_N
SSBDT_RT
R
TX_ON
RF_ON
[Figure 2.2] KE990/KE990c Interface Diagram